21269032260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{830173}}^1$

素因数の和:830253

約数の個数: 96

約数和(自身を含む): 69176739072

約数和(自身を除く): 47907706812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 3660, 4270, 5124, 6405, 8540, 12810, 25620, 830173, 1660346, 2490519, 3320692, 4150865, 4981038, 5811211, 8301730, 9962076, 11622422, 12452595, 16603460, 17433633, 23244844, 24905190, 29056055, 34867266, 49810380, 50640553, 58112110, 69734532, 87168165, 101281106, 116224220, 151921659, 174336330, 202562212, 253202765, 303843318, 348672660, 354483871, 506405530, 607686636, 708967742, 759608295, 1012811060, 1063451613, 1417935484, 1519216590, 1772419355, 2126903226, 3038433180, 3544838710, 4253806452, 5317258065, 7089677420, 10634516130, 21269032260]

約数ペア:

[(1, 21269032260), (2, 10634516130), (3, 7089677420), (4, 5317258065), (5, 4253806452), (6, 3544838710), (7, 3038433180), (10, 2126903226), (12, 1772419355), (14, 1519216590), (15, 1417935484), (20, 1063451613), (21, 1012811060), (28, 759608295), (30, 708967742), (35, 607686636), (42, 506405530), (60, 354483871), (61, 348672660), (70, 303843318), (84, 253202765), (105, 202562212), (122, 174336330), (140, 151921659), (183, 116224220), (210, 101281106), (244, 87168165), (305, 69734532), (366, 58112110), (420, 50640553), (427, 49810380), (610, 34867266), (732, 29056055), (854, 24905190), (915, 23244844), (1220, 17433633), (1281, 16603460), (1708, 12452595), (1830, 11622422), (2135, 9962076), (2562, 8301730), (3660, 5811211), (4270, 4981038), (5124, 4150865), (6405, 3320692), (8540, 2490519), (12810, 1660346), (25620, 830173)]