21101400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 74716200

約数和(自身を除く): 53614800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 617, 684, 760, 855, 900, 950, 1140, 1234, 1368, 1425, 1710, 1800, 1851, 1900, 2280, 2468, 2850, 3085, 3420, 3702, 3800, 4275, 4936, 5553, 5700, 6170, 6840, 7404, 8550, 9255, 11106, 11400, 11723, 12340, 14808, 15425, 17100, 18510, 22212, 23446, 24680, 27765, 30850, 34200, 35169, 37020, 44424, 46275, 46892, 55530, 58615, 61700, 70338, 74040, 92550, 93784, 105507, 111060, 117230, 123400, 138825, 140676, 175845, 185100, 211014, 222120, 234460, 277650, 281352, 293075, 351690, 370200, 422028, 468920, 527535, 555300, 586150, 703380, 844056, 879225, 1055070, 1110600, 1172300, 1406760, 1758450, 2110140, 2344600, 2637675, 3516900, 4220280, 5275350, 7033800, 10550700, 21101400]

約数ペア:

[(1, 21101400), (2, 10550700), (3, 7033800), (4, 5275350), (5, 4220280), (6, 3516900), (8, 2637675), (9, 2344600), (10, 2110140), (12, 1758450), (15, 1406760), (18, 1172300), (19, 1110600), (20, 1055070), (24, 879225), (25, 844056), (30, 703380), (36, 586150), (38, 555300), (40, 527535), (45, 468920), (50, 422028), (57, 370200), (60, 351690), (72, 293075), (75, 281352), (76, 277650), (90, 234460), (95, 222120), (100, 211014), (114, 185100), (120, 175845), (150, 140676), (152, 138825), (171, 123400), (180, 117230), (190, 111060), (200, 105507), (225, 93784), (228, 92550), (285, 74040), (300, 70338), (342, 61700), (360, 58615), (380, 55530), (450, 46892), (456, 46275), (475, 44424), (570, 37020), (600, 35169), (617, 34200), (684, 30850), (760, 27765), (855, 24680), (900, 23446), (950, 22212), (1140, 18510), (1234, 17100), (1368, 15425), (1425, 14808), (1710, 12340), (1800, 11723), (1851, 11400), (1900, 11106), (2280, 9255), (2468, 8550), (2850, 7404), (3085, 6840), (3420, 6170), (3702, 5700), (3800, 5553), (4275, 4936)]