21906360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8693}}^1$

素因数の和:8717

約数の個数: 96

約数和(自身を含む): 81375840

約数和(自身を除く): 59469480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8693, 17386, 26079, 34772, 43465, 52158, 60851, 69544, 78237, 86930, 104316, 121702, 130395, 156474, 173860, 182553, 208632, 243404, 260790, 304255, 312948, 347720, 365106, 391185, 486808, 521580, 547659, 608510, 625896, 730212, 782370, 912765, 1043160, 1095318, 1217020, 1460424, 1564740, 1825530, 2190636, 2434040, 2738295, 3129480, 3651060, 4381272, 5476590, 7302120, 10953180, 21906360]

約数ペア:

[(1, 21906360), (2, 10953180), (3, 7302120), (4, 5476590), (5, 4381272), (6, 3651060), (7, 3129480), (8, 2738295), (9, 2434040), (10, 2190636), (12, 1825530), (14, 1564740), (15, 1460424), (18, 1217020), (20, 1095318), (21, 1043160), (24, 912765), (28, 782370), (30, 730212), (35, 625896), (36, 608510), (40, 547659), (42, 521580), (45, 486808), (56, 391185), (60, 365106), (63, 347720), (70, 312948), (72, 304255), (84, 260790), (90, 243404), (105, 208632), (120, 182553), (126, 173860), (140, 156474), (168, 130395), (180, 121702), (210, 104316), (252, 86930), (280, 78237), (315, 69544), (360, 60851), (420, 52158), (504, 43465), (630, 34772), (840, 26079), (1260, 17386), (2520, 8693)]