21755070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 61158240

約数和(自身を除く): 39403170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 59, 85, 90, 102, 118, 153, 170, 177, 241, 255, 295, 306, 354, 482, 510, 531, 590, 723, 765, 885, 1003, 1062, 1205, 1446, 1530, 1770, 2006, 2169, 2410, 2655, 3009, 3615, 4097, 4338, 5015, 5310, 6018, 7230, 8194, 9027, 10030, 10845, 12291, 14219, 15045, 18054, 20485, 21690, 24582, 28438, 30090, 36873, 40970, 42657, 45135, 61455, 71095, 73746, 85314, 90270, 122910, 127971, 142190, 184365, 213285, 241723, 255942, 368730, 426570, 483446, 639855, 725169, 1208615, 1279710, 1450338, 2175507, 2417230, 3625845, 4351014, 7251690, 10877535, 21755070]

約数ペア:

[(1, 21755070), (2, 10877535), (3, 7251690), (5, 4351014), (6, 3625845), (9, 2417230), (10, 2175507), (15, 1450338), (17, 1279710), (18, 1208615), (30, 725169), (34, 639855), (45, 483446), (51, 426570), (59, 368730), (85, 255942), (90, 241723), (102, 213285), (118, 184365), (153, 142190), (170, 127971), (177, 122910), (241, 90270), (255, 85314), (295, 73746), (306, 71095), (354, 61455), (482, 45135), (510, 42657), (531, 40970), (590, 36873), (723, 30090), (765, 28438), (885, 24582), (1003, 21690), (1062, 20485), (1205, 18054), (1446, 15045), (1530, 14219), (1770, 12291), (2006, 10845), (2169, 10030), (2410, 9027), (2655, 8194), (3009, 7230), (3615, 6018), (4097, 5310), (4338, 5015)]