21962460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 68104512

約数和(自身を除く): 46142052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 740, 761, 780, 962, 1110, 1443, 1522, 1924, 2220, 2283, 2405, 2886, 3044, 3805, 4566, 4810, 5772, 7215, 7610, 9132, 9620, 9893, 11415, 14430, 15220, 19786, 22830, 28157, 28860, 29679, 39572, 45660, 49465, 56314, 59358, 84471, 98930, 112628, 118716, 140785, 148395, 168942, 197860, 281570, 296790, 337884, 366041, 422355, 563140, 593580, 732082, 844710, 1098123, 1464164, 1689420, 1830205, 2196246, 3660410, 4392492, 5490615, 7320820, 10981230, 21962460]

約数ペア:

[(1, 21962460), (2, 10981230), (3, 7320820), (4, 5490615), (5, 4392492), (6, 3660410), (10, 2196246), (12, 1830205), (13, 1689420), (15, 1464164), (20, 1098123), (26, 844710), (30, 732082), (37, 593580), (39, 563140), (52, 422355), (60, 366041), (65, 337884), (74, 296790), (78, 281570), (111, 197860), (130, 168942), (148, 148395), (156, 140785), (185, 118716), (195, 112628), (222, 98930), (260, 84471), (370, 59358), (390, 56314), (444, 49465), (481, 45660), (555, 39572), (740, 29679), (761, 28860), (780, 28157), (962, 22830), (1110, 19786), (1443, 15220), (1522, 14430), (1924, 11415), (2220, 9893), (2283, 9620), (2405, 9132), (2886, 7610), (3044, 7215), (3805, 5772), (4566, 4810)]