21167365340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1\times {\mathrm{3163}}^1$

素因数の和:4803

約数の個数: 96

約数和(自身を含む): 51092778240

約数和(自身を除く): 29925412900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1601, 2090, 3163, 3202, 4180, 6326, 6404, 8005, 12652, 15815, 16010, 17611, 30419, 31630, 32020, 34793, 35222, 60097, 60838, 63260, 69586, 70444, 88055, 120194, 121676, 139172, 152095, 173965, 176110, 240388, 300485, 304190, 334609, 347930, 352220, 600970, 608380, 661067, 669218, 695860, 1201940, 1322134, 1338436, 1673045, 2644268, 3305335, 3346090, 5063963, 6610670, 6692180, 10127926, 13221340, 20255852, 25319815, 50639630, 55703593, 96215297, 101279260, 111407186, 192430594, 222814372, 278517965, 384861188, 481076485, 557035930, 962152970, 1058368267, 1114071860, 1924305940, 2116736534, 4233473068, 5291841335, 10583682670, 21167365340]

約数ペア:

[(1, 21167365340), (2, 10583682670), (4, 5291841335), (5, 4233473068), (10, 2116736534), (11, 1924305940), (19, 1114071860), (20, 1058368267), (22, 962152970), (38, 557035930), (44, 481076485), (55, 384861188), (76, 278517965), (95, 222814372), (110, 192430594), (190, 111407186), (209, 101279260), (220, 96215297), (380, 55703593), (418, 50639630), (836, 25319815), (1045, 20255852), (1601, 13221340), (2090, 10127926), (3163, 6692180), (3202, 6610670), (4180, 5063963), (6326, 3346090), (6404, 3305335), (8005, 2644268), (12652, 1673045), (15815, 1338436), (16010, 1322134), (17611, 1201940), (30419, 695860), (31630, 669218), (32020, 661067), (34793, 608380), (35222, 600970), (60097, 352220), (60838, 347930), (63260, 334609), (69586, 304190), (70444, 300485), (88055, 240388), (120194, 176110), (121676, 173965), (139172, 152095)]