21906445320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{116797}}^1$

素因数の和:117335

約数の個数: 96

約数和(自身を含む): 71333210520

約数和(自身を除く): 49426765200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 521, 1042, 1563, 2084, 2605, 3126, 4168, 4689, 5210, 6252, 7815, 9378, 10420, 12504, 15630, 18756, 20840, 23445, 31260, 37512, 46890, 62520, 93780, 116797, 187560, 233594, 350391, 467188, 583985, 700782, 934376, 1051173, 1167970, 1401564, 1751955, 2102346, 2335940, 2803128, 3503910, 4204692, 4671880, 5255865, 7007820, 8409384, 10511730, 14015640, 21023460, 42046920, 60851237, 121702474, 182553711, 243404948, 304256185, 365107422, 486809896, 547661133, 608512370, 730214844, 912768555, 1095322266, 1217024740, 1460429688, 1825537110, 2190644532, 2434049480, 2738305665, 3651074220, 4381289064, 5476611330, 7302148440, 10953222660, 21906445320]

約数ペア:

[(1, 21906445320), (2, 10953222660), (3, 7302148440), (4, 5476611330), (5, 4381289064), (6, 3651074220), (8, 2738305665), (9, 2434049480), (10, 2190644532), (12, 1825537110), (15, 1460429688), (18, 1217024740), (20, 1095322266), (24, 912768555), (30, 730214844), (36, 608512370), (40, 547661133), (45, 486809896), (60, 365107422), (72, 304256185), (90, 243404948), (120, 182553711), (180, 121702474), (360, 60851237), (521, 42046920), (1042, 21023460), (1563, 14015640), (2084, 10511730), (2605, 8409384), (3126, 7007820), (4168, 5255865), (4689, 4671880), (5210, 4204692), (6252, 3503910), (7815, 2803128), (9378, 2335940), (10420, 2102346), (12504, 1751955), (15630, 1401564), (18756, 1167970), (20840, 1051173), (23445, 934376), (31260, 700782), (37512, 583985), (46890, 467188), (62520, 350391), (93780, 233594), (116797, 187560)]