21086842428

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{148931}}^1$

素因数の和:148989

約数の個数: 120

約数和(自身を含む): 60549793920

約数和(自身を除く): 39462951492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 114, 138, 162, 171, 207, 228, 276, 324, 342, 414, 437, 513, 621, 684, 828, 874, 1026, 1242, 1311, 1539, 1748, 1863, 2052, 2484, 2622, 3078, 3726, 3933, 5244, 6156, 7452, 7866, 11799, 15732, 23598, 35397, 47196, 70794, 141588, 148931, 297862, 446793, 595724, 893586, 1340379, 1787172, 2680758, 2829689, 3425413, 4021137, 5361516, 5659378, 6850826, 8042274, 8489067, 10276239, 11318756, 12063411, 13701652, 16084548, 16978134, 20552478, 24126822, 25467201, 30828717, 33956268, 41104956, 48253644, 50934402, 61657434, 65082847, 76401603, 92486151, 101868804, 123314868, 130165694, 152803206, 184972302, 195248541, 229204809, 260331388, 277458453, 305606412, 369944604, 390497082, 458409618, 554916906, 585745623, 780994164, 916819236, 1109833812, 1171491246, 1757236869, 2342982492, 3514473738, 5271710607, 7028947476, 10543421214, 21086842428]

約数ペア:

[(1, 21086842428), (2, 10543421214), (3, 7028947476), (4, 5271710607), (6, 3514473738), (9, 2342982492), (12, 1757236869), (18, 1171491246), (19, 1109833812), (23, 916819236), (27, 780994164), (36, 585745623), (38, 554916906), (46, 458409618), (54, 390497082), (57, 369944604), (69, 305606412), (76, 277458453), (81, 260331388), (92, 229204809), (108, 195248541), (114, 184972302), (138, 152803206), (162, 130165694), (171, 123314868), (207, 101868804), (228, 92486151), (276, 76401603), (324, 65082847), (342, 61657434), (414, 50934402), (437, 48253644), (513, 41104956), (621, 33956268), (684, 30828717), (828, 25467201), (874, 24126822), (1026, 20552478), (1242, 16978134), (1311, 16084548), (1539, 13701652), (1748, 12063411), (1863, 11318756), (2052, 10276239), (2484, 8489067), (2622, 8042274), (3078, 6850826), (3726, 5659378), (3933, 5361516), (5244, 4021137), (6156, 3425413), (7452, 2829689), (7866, 2680758), (11799, 1787172), (15732, 1340379), (23598, 893586), (35397, 595724), (47196, 446793), (70794, 297862), (141588, 148931)]