20211988734

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{5923}}^1$

素因数の和:6071

約数の個数: 144

約数和(自身を含む): 52623531792

約数和(自身を除く): 32411543058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 53, 63, 73, 98, 106, 126, 146, 147, 159, 219, 294, 318, 371, 438, 441, 477, 511, 657, 742, 882, 954, 1022, 1113, 1314, 1533, 2226, 2597, 3066, 3339, 3577, 3869, 4599, 5194, 5923, 6678, 7154, 7738, 7791, 9198, 10731, 11607, 11846, 15582, 17769, 21462, 23214, 23373, 27083, 32193, 34821, 35538, 41461, 46746, 53307, 54166, 64386, 69642, 81249, 82922, 106614, 124383, 162498, 189581, 243747, 248766, 290227, 313919, 373149, 379162, 432379, 487494, 568743, 580454, 627838, 746298, 864758, 870681, 941757, 1137486, 1297137, 1706229, 1741362, 1883514, 2197433, 2594274, 2612043, 2825271, 3026653, 3412458, 3891411, 4394866, 5224086, 5650542, 6053306, 6592299, 7782822, 9079959, 13184598, 15382031, 18159918, 19776897, 21186571, 22916087, 27239877, 30764062, 39553794, 42373142, 45832174, 46146093, 54479754, 63559713, 68748261, 92292186, 127119426, 137496522, 138438279, 160412609, 190679139, 206244783, 276876558, 320825218, 381358278, 412489566, 481237827, 962475654, 1122888263, 1443713481, 2245776526, 2887426962, 3368664789, 6737329578, 10105994367, 20211988734]

約数ペア:

[(1, 20211988734), (2, 10105994367), (3, 6737329578), (6, 3368664789), (7, 2887426962), (9, 2245776526), (14, 1443713481), (18, 1122888263), (21, 962475654), (42, 481237827), (49, 412489566), (53, 381358278), (63, 320825218), (73, 276876558), (98, 206244783), (106, 190679139), (126, 160412609), (146, 138438279), (147, 137496522), (159, 127119426), (219, 92292186), (294, 68748261), (318, 63559713), (371, 54479754), (438, 46146093), (441, 45832174), (477, 42373142), (511, 39553794), (657, 30764062), (742, 27239877), (882, 22916087), (954, 21186571), (1022, 19776897), (1113, 18159918), (1314, 15382031), (1533, 13184598), (2226, 9079959), (2597, 7782822), (3066, 6592299), (3339, 6053306), (3577, 5650542), (3869, 5224086), (4599, 4394866), (5194, 3891411), (5923, 3412458), (6678, 3026653), (7154, 2825271), (7738, 2612043), (7791, 2594274), (9198, 2197433), (10731, 1883514), (11607, 1741362), (11846, 1706229), (15582, 1297137), (17769, 1137486), (21462, 941757), (23214, 870681), (23373, 864758), (27083, 746298), (32193, 627838), (34821, 580454), (35538, 568743), (41461, 487494), (46746, 432379), (53307, 379162), (54166, 373149), (64386, 313919), (69642, 290227), (81249, 248766), (82922, 243747), (106614, 189581), (124383, 162498)]