21053400760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{346501}}^1$

素因数の和:346557

約数の個数: 96

約数和(自身を含む): 56881768320

約数和(自身を除く): 35828367560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 3038, 4340, 6076, 7595, 8680, 12152, 15190, 30380, 60760, 346501, 693002, 1386004, 1732505, 2425507, 2772008, 3465010, 4851014, 6930020, 9702028, 10741531, 12127535, 13860040, 16978549, 19404056, 21483062, 24255070, 33957098, 42966124, 48510140, 53707655, 67914196, 75190717, 84892745, 85932248, 97020280, 107415310, 135828392, 150381434, 169785490, 214830620, 300762868, 339570980, 375953585, 429661240, 526335019, 601525736, 679141960, 751907170, 1052670038, 1503814340, 2105340076, 2631675095, 3007628680, 4210680152, 5263350190, 10526700380, 21053400760]

約数ペア:

[(1, 21053400760), (2, 10526700380), (4, 5263350190), (5, 4210680152), (7, 3007628680), (8, 2631675095), (10, 2105340076), (14, 1503814340), (20, 1052670038), (28, 751907170), (31, 679141960), (35, 601525736), (40, 526335019), (49, 429661240), (56, 375953585), (62, 339570980), (70, 300762868), (98, 214830620), (124, 169785490), (140, 150381434), (155, 135828392), (196, 107415310), (217, 97020280), (245, 85932248), (248, 84892745), (280, 75190717), (310, 67914196), (392, 53707655), (434, 48510140), (490, 42966124), (620, 33957098), (868, 24255070), (980, 21483062), (1085, 19404056), (1240, 16978549), (1519, 13860040), (1736, 12127535), (1960, 10741531), (2170, 9702028), (3038, 6930020), (4340, 4851014), (6076, 3465010), (7595, 2772008), (8680, 2425507), (12152, 1732505), (15190, 1386004), (30380, 693002), (60760, 346501)]