21919642380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{14057}}^1\times {\mathrm{8663}}^1$

素因数の和:22735

約数の個数: 72

約数和(自身を含む): 66501987552

約数和(自身を除く): 44582345172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 8663, 14057, 17326, 25989, 28114, 34652, 42171, 43315, 51978, 56228, 70285, 77967, 84342, 86630, 103956, 126513, 129945, 140570, 155934, 168684, 173260, 210855, 253026, 259890, 281140, 311868, 389835, 421710, 506052, 519780, 632565, 779670, 843420, 1265130, 1559340, 2530260, 121775791, 243551582, 365327373, 487103164, 608878955, 730654746, 1095982119, 1217757910, 1461309492, 1826636865, 2191964238, 2435515820, 3653273730, 4383928476, 5479910595, 7306547460, 10959821190, 21919642380]

約数ペア:

[(1, 21919642380), (2, 10959821190), (3, 7306547460), (4, 5479910595), (5, 4383928476), (6, 3653273730), (9, 2435515820), (10, 2191964238), (12, 1826636865), (15, 1461309492), (18, 1217757910), (20, 1095982119), (30, 730654746), (36, 608878955), (45, 487103164), (60, 365327373), (90, 243551582), (180, 121775791), (8663, 2530260), (14057, 1559340), (17326, 1265130), (25989, 843420), (28114, 779670), (34652, 632565), (42171, 519780), (43315, 506052), (51978, 421710), (56228, 389835), (70285, 311868), (77967, 281140), (84342, 259890), (86630, 253026), (103956, 210855), (126513, 173260), (129945, 168684), (140570, 155934)]