21110430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 60466176

約数和(自身を除く): 39355746

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 53, 55, 66, 71, 85, 102, 106, 110, 142, 159, 165, 170, 187, 213, 255, 265, 318, 330, 355, 374, 426, 510, 530, 561, 583, 710, 781, 795, 901, 935, 1065, 1122, 1166, 1207, 1562, 1590, 1749, 1802, 1870, 2130, 2343, 2414, 2703, 2805, 2915, 3498, 3621, 3763, 3905, 4505, 4686, 5406, 5610, 5830, 6035, 7242, 7526, 7810, 8745, 9010, 9911, 11289, 11715, 12070, 13277, 13515, 17490, 18105, 18815, 19822, 22578, 23430, 26554, 27030, 29733, 36210, 37630, 39831, 41393, 49555, 56445, 59466, 63971, 66385, 79662, 82786, 99110, 112890, 124179, 127942, 132770, 148665, 191913, 199155, 206965, 248358, 297330, 319855, 383826, 398310, 413930, 620895, 639710, 703681, 959565, 1241790, 1407362, 1919130, 2111043, 3518405, 4222086, 7036810, 10555215, 21110430]

約数ペア:

[(1, 21110430), (2, 10555215), (3, 7036810), (5, 4222086), (6, 3518405), (10, 2111043), (11, 1919130), (15, 1407362), (17, 1241790), (22, 959565), (30, 703681), (33, 639710), (34, 620895), (51, 413930), (53, 398310), (55, 383826), (66, 319855), (71, 297330), (85, 248358), (102, 206965), (106, 199155), (110, 191913), (142, 148665), (159, 132770), (165, 127942), (170, 124179), (187, 112890), (213, 99110), (255, 82786), (265, 79662), (318, 66385), (330, 63971), (355, 59466), (374, 56445), (426, 49555), (510, 41393), (530, 39831), (561, 37630), (583, 36210), (710, 29733), (781, 27030), (795, 26554), (901, 23430), (935, 22578), (1065, 19822), (1122, 18815), (1166, 18105), (1207, 17490), (1562, 13515), (1590, 13277), (1749, 12070), (1802, 11715), (1870, 11289), (2130, 9911), (2343, 9010), (2414, 8745), (2703, 7810), (2805, 7526), (2915, 7242), (3498, 6035), (3621, 5830), (3763, 5610), (3905, 5406), (4505, 4686)]