21842028

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 62469120

約数和(自身を除く): 40627092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 94, 108, 117, 141, 156, 188, 234, 282, 331, 351, 423, 468, 564, 611, 662, 702, 846, 993, 1222, 1269, 1324, 1404, 1692, 1833, 1986, 2444, 2538, 2979, 3666, 3972, 4303, 5076, 5499, 5958, 7332, 8606, 8937, 10998, 11916, 12909, 15557, 16497, 17212, 17874, 21996, 25818, 31114, 32994, 35748, 38727, 46671, 51636, 62228, 65988, 77454, 93342, 116181, 140013, 154908, 186684, 202241, 232362, 280026, 404482, 420039, 464724, 560052, 606723, 808964, 840078, 1213446, 1680156, 1820169, 2426892, 3640338, 5460507, 7280676, 10921014, 21842028]

約数ペア:

[(1, 21842028), (2, 10921014), (3, 7280676), (4, 5460507), (6, 3640338), (9, 2426892), (12, 1820169), (13, 1680156), (18, 1213446), (26, 840078), (27, 808964), (36, 606723), (39, 560052), (47, 464724), (52, 420039), (54, 404482), (78, 280026), (94, 232362), (108, 202241), (117, 186684), (141, 154908), (156, 140013), (188, 116181), (234, 93342), (282, 77454), (331, 65988), (351, 62228), (423, 51636), (468, 46671), (564, 38727), (611, 35748), (662, 32994), (702, 31114), (846, 25818), (993, 21996), (1222, 17874), (1269, 17212), (1324, 16497), (1404, 15557), (1692, 12909), (1833, 11916), (1986, 10998), (2444, 8937), (2538, 8606), (2979, 7332), (3666, 5958), (3972, 5499), (4303, 5076)]